Lead Commissioning Project Manager

Global Commissioning; Greater London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading consultancy in commissioning is seeking a Lead Commissioning Project Manager for the London area. This role involves overseeing commissioning processes for mechanical and electrical systems in data centres, ensuring compliance with project requirements and safety protocols. The ideal candidate will have significant experience in mission-critical environments, strong stakeholder management skills, and the ability to mentor junior team members. This position offers the opportunity to work on high-profile international projects and grow within a dynamic consultancy.

Benefits

Impact in mission-critical industries

Exposure to senior leaders

Career growth opportunities

Qualifications

• Essential CSCS / Safe Pass / ECS / SMSTS certification.
• 4-6 years’ experience in commissioning for mission-critical environments.
• Strong understanding of quality assurance and commissioning processes.

Responsibilities

• Lead commissioning processes from pre-design to post-occupancy.
• Oversee functional performance testing of mechanical and electrical systems.
• Act as primary interface for clients and design teams.
• Develop commissioning strategies and ensure quality compliance.
• Drive safety culture and adherence to health protocols.

Skills

Stakeholder management

Commissioning experience

MEP systems knowledge

Client-facing skills

Microsoft Office proficiency

Education

BEng (Hons) in Mechanical, Electrical, or Building Services Engineering

Trade apprenticeship or relevant electrical/mechanical engineering qualification

Project management qualification (e.g., Prince2)

Tools

Commissioning management tools

Job description

Overview

Lead Commissioning Project Manager (CxPM)

Location: London area

Reports to: Regional Operations Manager

About Global Commissioning

Global Commissioning are a specialised consultancy delivering world-class Commissioning Agent, Management, MEP Validation, and Specialist Electrical Services to the global data centre industry. We are experts in commissioning and optimising Hyperscale and COLO/IBX data centres, with extensive experience in process facilities, HV commissioning, and mission-critical infrastructure.

Our strength lies in collaboration, we take an integrated approach to project delivery, ensuring safety, efficiency, and performance excellence. With a proven track record in delivering complex, high-stakes projects, we are your trusted partner for data centre commissioning and operational readiness.

We operate with full tax and visa compliance in all regions where we work, ensuring seamless project execution and adherence to local regulations. With offices across EMEA, we are strategically positioned to support your business wherever you need us.

Role Overview

The Lead Commissioning Project Manager (Lead CxPM) oversees and ensures the safe, reliable, and compliant commissioning of mechanical and electrical systems, building control and monitoring systems and critical infrastructure—primarily within mission-critical facilities such as data centres.

This role ensures that all building systems perform according to design intent, owner’s requirements, industry standards, and operational needs.

The Lead CxPM leads commissioning delivery across multiple projects, provides technical oversight during all construction phases, and ensures a seamless transition from equipment delivery, through to construction and to live commissioning. Drawing from strong MEP, commissioning, and quality-assurance experience, the Lead CxA acts as a trusted advisor to clients, design teams, and contractors.

Responsibilities

• Commissioning Leadership & Delivery
  • Lead and manage commissioning processes from pre-design through post-occupancy, ensuring compliance with Owner’s Project Requirements (OPR), Basis of Design (BOD) and design specifications.
  • Oversee functional performance testing for all mechanical, electrical, building control and monitoring systems and life safety systems.
  • Review design documents, submittals, and shop drawings to ensure alignment with commissioning requirements.
  • Develop commissioning strategies, programs, method statements, test scripts, and final reports.
  • Conduct site surveys, progress inspections, and quality audits, reporting findings to project stakeholders.
• Client & Stakeholder Coordination
  • Act as the primary commissioning interface for clients, general contractors, and design teams.
  • Lead commissioning meetings, workshops, and integrated system testing (IST) coordination sessions.
  • Build strong relationships and ensure clear communication regarding commissioning progress, issues, and risks.
• Team Management & Oversight
  • Strong stakeholder management in terms of leading and managing in-person meetings with clients and vendors.
  • Provide technical leadership to Commissioning Engineers and Managers and SMEs.
  • Mentor and develop junior members of the commissioning team.
  • Ensure all team members are competent, trained, and aligned with quality and safety standards.
• Quality Assurance & Compliance
  • Ensure commissioning is performed in accordance with statutory, industry, and project-specific standards.
  • Review installation quality and verify that systems are installed and tested to design intent.
  • Implement lessons-learned processes and continuous improvement initiatives across projects.
• Health & Safety
  • Drive a strong safety culture and always ensure strict adherence to site health and safety protocols.

Qualifications

• Trade apprenticeship or relevant electrical/mechanical engineering qualification.
• CSCS / Safe Pass / ECS / SMSTS certification – essential.
• BEng (Hons) in Mechanical, Electrical, or Building Services Engineering – desirable.
• Project management qualification (e.g., Prince2) – advantageous.

Skills & Experience

• Strong stakeholder management in terms of leading and managing in-person meetings with clients and vendors.
• Extensive commissioning experience in mission-critical environments (data centres essential).
• Ideally 4-6 years’ technical experience in design, installation, and commissioning of MEP systems.
• Strong understanding of commissioning processes, integrated system testing, and quality assurance.
• Ability to develop high-quality commissioning documentation: plans, scripts, checklists, and reports.
• Excellent client-facing skills with the ability to influence and drive decisions.
• Proficient with Microsoft Office and commissioning management tools.

Why Join Us?

• Be part of a growing consultancy making a global impact in mission-critical industries.
• Work closely with senior leaders and gain exposure to high-profile international projects.
• A chance to grow your career in a role that mixes creativity, strategy, and delivery